Paper/Archive/CVE-2026-86478

CVE-2026-86478

JetBrains YouTrack — In JetBrains YouTrack before 2025.3.161254, 2026.1.14042 improper authentication in YouTrack Helpdesk allowed unauthenticated account ta…

EPSS 0.6%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (CNA)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 49.0.490 × 209.8 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

In JetBrains YouTrack before 2025.3.161254, 2026.1.14042 improper authentication in YouTrack Helpdesk allowed unauthenticated account takeover via a self-asserted email address

Affected

ProductAffectedFixed inSource

YouTrack< 2025.3.161254, 2026.1.140422025.3.161254, 2026.1.14042CNA

Scores by source

JetBrains (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refjetbrains.com/privacy-security/issues-fixed